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United States Patent | 6,261,197 |
Grechko | July 17, 2001 |
A game ball for permitting throwing of curve balls. The game ball includes a resilient inner sphere and an outer covering enclosing the inner sphere. The outer covering has a smooth region and a dimpled region that has a plurality of dimples.
Inventors: | Grechko; Michael (26 Morrison Crescent, Kilsyth 3137, AU) |
Appl. No.: | 296320 |
Filed: | April 22, 1999 |
Current U.S. Class: | 473/598; 473/378; 473/600 |
Intern'l Class: | A63B 037/14 |
Field of Search: | D21/708,713 473/378,383,569,595,596,597,598,600,601,602,613,615,FOR 135,FOR 136,FOR 137 |
D434816 | Dec., 2000 | Jobst. | |
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